已知全集U={1,2,3,4,5},A={x|x2-5x+m=0},B={x|x 发布时间:2017-04-02 20:51 │ 来源:www.tikuol.com 题型:解答题 问题: 已知全集U={1,2,3,4,5},A={x|x2-5x+m=0},B={x|x2+nx+12=0},且(∁UA)∪B={1,3,4,5},你能求m+n的值吗?
题型:解答题 下面是一个模板声明的开始部分: Template<typename T>double... 由此可知A.这可能是一个函数模板的声明B.这可能是一个类模板的声明C.这既可能是一个函数模板的声明,也可能是一个类模板的声明D.这肯定是一个错误的模板声明 查看答案
题型:解答题 The clearinghouse’s futures position is relatively low-risk because:()A. all its obligations to deliver are matched to other investors’ obligations to make delivery. B. it is highly capitalized and backed by large credit lines. C. of both A and B. 查看答案